#528FB4#528FB4

#528FB4 is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.4% C 0.085 H 236.9°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#528FB4
RGB	rgb(82, 143, 180)
HSL	hsl(203, 40%, 51%)
HSV	hsv(203, 54%, 71%)
CMYK	cmyk(54.4%, 20.6%, 0%, 29.4%)
CIE-LAB	lab(56.81, -9.02, -25.41)
CIE-LCH	lch(56.81, 26.96, 250.45°)
OKLab	oklab(62.38% -0.0462 -0.0708)
OKLCH	oklch(62.38% 0.085 236.9)
XYZ	xyz(21.5373, 24.7322, 46.8100)
Luminance	0.2473 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528FB4 #B47752

analogous

#52B4A8 #528FB4 #525EB4

triadic

#528FB4 #B4528F #8FB452

tetradic

#528FB4 #A852B4 #B47752 #5EB452

square

#528FB4 #A852B4 #B47752 #5EB452

split-complementary

#528FB4 #B4525E #B4A852

monochromatic

#2A4D61 #3D6E8C #528FB4 #7DABC7 #A7C6D9

Accessibility & contrast

On white

3.53

#528FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#528FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528FB4

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528FB4	#FFFFFF	#000000	##000000
##528FB4	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB6

Deuteranopia (green-blind)

#7084B3

Tritanopia (blue-blind)

#0B999B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #528fb4;
/* rgb */ color: rgb(82, 143, 180);
/* oklch */ color: oklch(62.4% 0.085 236.9);

Tailwind

colors: {
  custom: {
    50: '#8aafca',
    500: '#528fb4',
    950: '#000000',
  },
}

SCSS

$custom: #528fb4;
$custom-light: #8aafca;
$custom-dark: #000000;

JSON

{
  "hex": "#528fb4",
  "rgb": {
    "r": 82,
    "g": 143,
    "b": 180
  },
  "hsl": {
    "h": 202.653,
    "s": 39.516,
    "l": 51.373
  },
  "oklch": {
    "l": 0.62379,
    "c": 0.08458,
    "h": 236.9
  },
  "luminance": 0.24734
}

Semantic roles & 50–950 ramp

primary

#528FB4

secondary

#C7AC9B

accent

#8558CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #528FB4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →